Perfringens
[医] 产气荚膜杆菌
🗣️ 情景例句
We need a man who knows the ropes.
我们需要位内行人士。
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
and realized that it was a sign that the child was growing up and developing valuable powers of observation and independent judgment,
并且意识到这象征着孩子们正在成熟和发展宝贵的观察力、独立判断力，